{"id":916,"date":"2015-04-29T08:09:23","date_gmt":"2015-04-29T06:09:23","guid":{"rendered":"http:\/\/cadredidactice.ub.ro\/gavrilalucian\/?p=916"},"modified":"2015-04-29T08:09:23","modified_gmt":"2015-04-29T06:09:23","slug":"tema-3-fdt-2015","status":"publish","type":"post","link":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/2015\/04\/29\/tema-3-fdt-2015\/","title":{"rendered":"Tema 3 FDT 2015"},"content":{"rendered":"<p style=\"text-align: justify\">Se consider\u0103 cazanul acvatubular din figur\u0103. Apa care se \u00eenc\u0103lze\u0219te pe seama gazelor de ardere fierbin\u021bi circul\u0103 sub presiune prin 11 \u021bevi av\u00e2nd diametrul exterior de 85 mm, grosimea peretelui \u021bevii de 2,5 mm \u0219i lungimea \u021bevilor de 2 m. Gazele de ardere fierbin\u021bi circul\u0103 de-a lungul \u021bevilor printr-o tubulatur\u0103 dreptunghiular\u0103 av\u00e2nd l\u0103\u021bimea de 500 mm \u0219i \u00een\u0103l\u021bimea de 300 mm.<\/p>\n<p style=\"text-align: justify\"><a href=\"https:\/\/cadredidactice.ub.ro\/wp-content\/uploads\/sites\/104\/2015\/04\/Slide1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-919\" src=\"https:\/\/cadredidactice.ub.ro\/wp-content\/uploads\/sites\/104\/2015\/04\/Slide1.jpg\" alt=\"Slide1\" width=\"720\" height=\"540\" srcset=\"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/files\/2015\/04\/Slide1.jpg 720w, https:\/\/cadredidactice.ub.ro\/gavrilalucian\/files\/2015\/04\/Slide1-300x225.jpg 300w, https:\/\/cadredidactice.ub.ro\/gavrilalucian\/files\/2015\/04\/Slide1-400x300.jpg 400w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><\/a><\/p>\n<p style=\"text-align: justify\">1. \u0218tiind c\u0103 debitul total de ap\u0103 care circul\u0103 prin \u021bevi este de 600 m<sup>3<\/sup>\/h, s\u0103 se calculeze viteza de curgere a apei prin \u021bevi \u0219i valoarea criteriului Re (apa se consider\u0103 av\u00e2nd densitatea medie de 990 g\/L \u0219i viscozitatea medie de 0,95 mPa\u00d7s); Cum este curgerea apei: laminar\u0103 sau turbulent\u0103?<\/p>\n<p style=\"text-align: justify\">2. S\u0103 se calculeze diametrul echivalent al sec\u021biunii de curgere pentru gazele de ardere, precum \u0219i regimul de curgere al acestora (laminar, intermediar, turbulent) \u0219tiind c\u0103:<\/p>\n<ul>\n<li>\u00a0viteza medie a gazelor este de 8 m\/s;<\/li>\n<li>densitatea medie a gazelor de ardere este de 1,3 kg\/m<sup>3<\/sup>;<\/li>\n<li>viscozitatea medie a gazelor de ardere este de 0,025 \u00d7 10<sup>-3<\/sup> Pa\u00d7s<\/li>\n<\/ul>\n<p><span style=\"color: #ff0000\"><strong>IMPORTANT!<\/strong><\/span><\/p>\n<ul>\n<li>Termen de expediere a problemei rezolvate:\u00a0<span style=\"color: #ff0000\"><strong>13\u00a0mai 2015, ora 23:59<\/strong><\/span><\/li>\n<li>Tema rezolvat\u0103 se trimite la adresa de e-mail: [lgavrila] at [ub] punct [ro] , ca fi\u0219ier ata\u0219at<\/li>\n<li>Fi\u0219ierul ata\u0219at trebuie s\u0103 fie \u00een format\u00a0.<span style=\"color: #0000ff\">doc<\/span>, iar numele fi\u0219ierului s\u0103 fie de forma: \u201c<span style=\"color: #0000ff\">Nume_Prenume_Grupa_T3_FDT.doc<\/span>\u201d<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Se consider\u0103 cazanul acvatubular din figur\u0103. Apa care se \u00eenc\u0103lze\u0219te pe seama gazelor de ardere fierbin\u021bi circul\u0103 sub presiune prin 11 \u021bevi av\u00e2nd diametrul exterior de 85 mm, grosimea peretelui \u021bevii de 2,5 mm \u0219i lungimea \u021bevilor de 2 m. Gazele de ardere fierbin\u021bi circul\u0103 de-a lungul \u021bevilor printr-o tubulatur\u0103 dreptunghiular\u0103 av\u00e2nd l\u0103\u021bimea de 500 &hellip; <a href=\"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/2015\/04\/29\/tema-3-fdt-2015\/\" class=\"more-link\">Continu\u0103 lectura <span class=\"screen-reader-text\">Tema 3 FDT 2015<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":271,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[103,156,157,155],"tags":[],"class_list":["post-916","post","type-post","status-publish","format-standard","hentry","category-actualizari","category-fenomene-de-transfer","category-fenomene-de-transfer-si-operatii-unitare","category-teme-pentru-acasa"],"views":621,"_links":{"self":[{"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/posts\/916","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/users\/271"}],"replies":[{"embeddable":true,"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/comments?post=916"}],"version-history":[{"count":0,"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/posts\/916\/revisions"}],"wp:attachment":[{"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/media?parent=916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/categories?post=916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cadredidactice.ub.ro\/gavrilalucian\/wp-json\/wp\/v2\/tags?post=916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}